We first cover how to download R and RStudio. Then we will study the basic interface for RStudio.
1.2.1 Download RHead to http://cran.r-project.org/ to download R. On the top of the page, you should see this. Choose the option based on your operating system.
For example, if you choose the option for Windows, you will then see this. Click on the option install R for the first time.
You will then reach this page. Click on the link to download R version 3.3.3. The download should then start.
For Mac OS, clicking on the option for Mac brings you to this page. Click on the link in the red box to download R for Mac. The download should start when you click the link.